<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />
<title>ChannelDAO xref</title>
<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
</head>
<body>
<pre>

<a name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> org.methodize.nntprss.feed.db;
<a name="2" href="#2">2</a>   
<a name="3" href="#3">3</a>   <em class="jxr_comment">/*<em class="jxr_comment"> -----------------------------------------------------------</em></em>
<a name="4" href="#4">4</a>   <em class="jxr_comment"> * nntp//rss - a bridge between the RSS world and NNTP clients</em>
<a name="5" href="#5">5</a>   <em class="jxr_comment"> * Copyright (c) 2002-2007 Jason Brome.  All Rights Reserved.</em>
<a name="6" href="#6">6</a>   <em class="jxr_comment"> *</em>
<a name="7" href="#7">7</a>   <em class="jxr_comment"> * email: nntprss@methodize.org</em>
<a name="8" href="#8">8</a>   <em class="jxr_comment"> * mail:  Jason Brome</em>
<a name="9" href="#9">9</a>   <em class="jxr_comment"> *        PO Box 222-WOB</em>
<a name="10" href="#10">10</a>  <em class="jxr_comment"> *        West Orange</em>
<a name="11" href="#11">11</a>  <em class="jxr_comment"> *        NJ 07052-0222</em>
<a name="12" href="#12">12</a>  <em class="jxr_comment"> * </em>
<a name="13" href="#13">13</a>  <em class="jxr_comment"> * This file is part of nntp//rss</em>
<a name="14" href="#14">14</a>  <em class="jxr_comment"> * </em>
<a name="15" href="#15">15</a>  <em class="jxr_comment"> * nntp//rss is free software; you can redistribute it </em>
<a name="16" href="#16">16</a>  <em class="jxr_comment"> * and/or modify it under the terms of the GNU General </em>
<a name="17" href="#17">17</a>  <em class="jxr_comment"> * Public License as published by the Free Software Foundation; </em>
<a name="18" href="#18">18</a>  <em class="jxr_comment"> * either version 2 of the License, or (at your option) any </em>
<a name="19" href="#19">19</a>  <em class="jxr_comment"> * later version.</em>
<a name="20" href="#20">20</a>  <em class="jxr_comment"> *</em>
<a name="21" href="#21">21</a>  <em class="jxr_comment"> * This program is distributed in the hope that it will be </em>
<a name="22" href="#22">22</a>  <em class="jxr_comment"> * useful, but WITHOUT ANY WARRANTY; without even the implied </em>
<a name="23" href="#23">23</a>  <em class="jxr_comment"> * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR </em>
<a name="24" href="#24">24</a>  <em class="jxr_comment"> * PURPOSE.  See the GNU General Public License for more </em>
<a name="25" href="#25">25</a>  <em class="jxr_comment"> * details.</em>
<a name="26" href="#26">26</a>  <em class="jxr_comment"> *</em>
<a name="27" href="#27">27</a>  <em class="jxr_comment"> * You should have received a copy of the GNU General Public </em>
<a name="28" href="#28">28</a>  <em class="jxr_comment"> * License along with this program; if not, write to the </em>
<a name="29" href="#29">29</a>  <em class="jxr_comment"> * Free Software Foundation, Inc., 59 Temple Place, Suite 330, </em>
<a name="30" href="#30">30</a>  <em class="jxr_comment"> * Boston, MA  02111-1307  USA</em>
<a name="31" href="#31">31</a>  <em class="jxr_comment"> * ----------------------------------------------------- */</em>
<a name="32" href="#32">32</a>  
<a name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> java.sql.*;
<a name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> java.util.*;
<a name="35" href="#35">35</a>  
<a name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> org.apache.log4j.Logger;
<a name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> org.apache.log4j.Priority;
<a name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> org.methodize.nntprss.feed.*;
<a name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> org.methodize.nntprss.nntp.NNTPServer;
<a name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> org.methodize.nntprss.util.XMLHelper;
<a name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> org.w3c.dom.Document;
<a name="42" href="#42">42</a>  
<a name="43" href="#43">43</a>  <em class="jxr_javadoccomment">/**</em>
<a name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> * @author Jason Brome &lt;jason@methodize.org&gt;</em>
<a name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> * @version $Id: ChannelDAO.java,v 1.13 2007/12/17 04:10:43 jasonbrome Exp $</em>
<a name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> */</em>
<a name="47" href="#47">47</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/methodize/nntprss/feed/db/ChannelDAO.html">ChannelDAO</a> {
<a name="48" href="#48">48</a>  
<a name="49" href="#49">49</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> LIMIT_NONE = -1;
<a name="50" href="#50">50</a>  
<a name="51" href="#51">51</a>      <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> DBVERSION = 6;
<a name="52" href="#52">52</a>  
<a name="53" href="#53">53</a>      <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger log = Logger.getLogger(ChannelDAO.<strong class="jxr_keyword">class</strong>);
<a name="54" href="#54">54</a>  
<a name="55" href="#55">55</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> shutdown();
<a name="56" href="#56">56</a>  
<a name="57" href="#57">57</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> upgradeDatabase(<strong class="jxr_keyword">int</strong> dbVersion);
<a name="58" href="#58">58</a>  
<a name="59" href="#59">59</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> createTables();
<a name="60" href="#60">60</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> populateInitialChannels(Document config);
<a name="61" href="#61">61</a>  
<a name="62" href="#62">62</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> initialize(Document config) <strong class="jxr_keyword">throws</strong> Exception;
<a name="63" href="#63">63</a>  
<a name="64" href="#64">64</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> loadConfiguration(<a href="../../../../../org/methodize/nntprss/feed/ChannelManager.html">ChannelManager</a> channelManager);
<a name="65" href="#65">65</a>  
<a name="66" href="#66">66</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> loadConfiguration(<a href="../../../../../org/methodize/nntprss/nntp/NNTPServer.html">NNTPServer</a> nntpServer);
<a name="67" href="#67">67</a>  
<a name="68" href="#68">68</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> Map loadChannels(<a href="../../../../../org/methodize/nntprss/feed/ChannelManager.html">ChannelManager</a> channelManager);
<a name="69" href="#69">69</a>  
<a name="70" href="#70">70</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> Map loadCategories();
<a name="71" href="#71">71</a>  
<a name="72" href="#72">72</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> addChannel(<a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel);
<a name="73" href="#73">73</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> addCategory(<a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category);
<a name="74" href="#74">74</a>  
<a name="75" href="#75">75</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> addChannelToCategory(
<a name="76" href="#76">76</a>          <a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel,
<a name="77" href="#77">77</a>          <a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category);
<a name="78" href="#78">78</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> removeChannelFromCategory(
<a name="79" href="#79">79</a>          <a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel,
<a name="80" href="#80">80</a>          <a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category);
<a name="81" href="#81">81</a>  
<a name="82" href="#82">82</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> updateChannel(<a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel);
<a name="83" href="#83">83</a>  
<a name="84" href="#84">84</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> updateCategory(<a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category);
<a name="85" href="#85">85</a>  
<a name="86" href="#86">86</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> deleteChannel(<a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel);
<a name="87" href="#87">87</a>  
<a name="88" href="#88">88</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> deleteCategory(<a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category);
<a name="89" href="#89">89</a>  
<a name="90" href="#90">90</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/methodize/nntprss/feed/Item.html">Item</a> loadItem(<a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category, <strong class="jxr_keyword">int</strong> articleNumber);
<a name="91" href="#91">91</a>  
<a name="92" href="#92">92</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/methodize/nntprss/feed/Item.html">Item</a> loadItem(<a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel, <strong class="jxr_keyword">int</strong> articleNumber);
<a name="93" href="#93">93</a>  
<a name="94" href="#94">94</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/methodize/nntprss/feed/Item.html">Item</a> loadNextItem(
<a name="95" href="#95">95</a>          <a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category,
<a name="96" href="#96">96</a>          <strong class="jxr_keyword">int</strong> relativeArticleNumber);
<a name="97" href="#97">97</a>  
<a name="98" href="#98">98</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/methodize/nntprss/feed/Item.html">Item</a> loadNextItem(
<a name="99" href="#99">99</a>          <a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel,
<a name="100" href="#100">100</a>         <strong class="jxr_keyword">int</strong> relativeArticleNumber);
<a name="101" href="#101">101</a> 
<a name="102" href="#102">102</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/methodize/nntprss/feed/Item.html">Item</a> loadPreviousItem(
<a name="103" href="#103">103</a>         <a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category,
<a name="104" href="#104">104</a>         <strong class="jxr_keyword">int</strong> relativeArticleNumber);
<a name="105" href="#105">105</a> 
<a name="106" href="#106">106</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/methodize/nntprss/feed/Item.html">Item</a> loadPreviousItem(
<a name="107" href="#107">107</a>         <a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel,
<a name="108" href="#108">108</a>         <strong class="jxr_keyword">int</strong> relativeArticleNumber);
<a name="109" href="#109">109</a> 
<a name="110" href="#110">110</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <a href="../../../../../org/methodize/nntprss/feed/Item.html">Item</a> loadItem(<a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel, String signature);
<a name="111" href="#111">111</a> 
<a name="112" href="#112">112</a>     <em class="jxr_javadoccomment">/**</em>
<a name="113" href="#113">113</a> <em class="jxr_javadoccomment">     * Method loadItems.</em>
<a name="114" href="#114">114</a> <em class="jxr_javadoccomment">     * @param channel</em>
<a name="115" href="#115">115</a> <em class="jxr_javadoccomment">     * @param articleRange</em>
<a name="116" href="#116">116</a> <em class="jxr_javadoccomment">     * @param onlyHeaders</em>
<a name="117" href="#117">117</a> <em class="jxr_javadoccomment">     * @param limit Maximum number of items to return</em>
<a name="118" href="#118">118</a> <em class="jxr_javadoccomment">     * @return List</em>
<a name="119" href="#119">119</a> <em class="jxr_javadoccomment">     * </em>
<a name="120" href="#120">120</a> <em class="jxr_javadoccomment">     * articleRange</em>
<a name="121" href="#121">121</a> <em class="jxr_javadoccomment">     * -1 = open ended search (all items from article number,</em>
<a name="122" href="#122">122</a> <em class="jxr_javadoccomment">     *    all items to article number)</em>
<a name="123" href="#123">123</a> <em class="jxr_javadoccomment">     */</em>
<a name="124" href="#124">124</a> 
<a name="125" href="#125">125</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> List loadItems(
<a name="126" href="#126">126</a>         <a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category,
<a name="127" href="#127">127</a>         <strong class="jxr_keyword">int</strong>[] articleRange,
<a name="128" href="#128">128</a>         <strong class="jxr_keyword">boolean</strong> onlyHeaders,
<a name="129" href="#129">129</a>         <strong class="jxr_keyword">int</strong> limit);
<a name="130" href="#130">130</a> 
<a name="131" href="#131">131</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> List loadItems(
<a name="132" href="#132">132</a>         <a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel,
<a name="133" href="#133">133</a>         <strong class="jxr_keyword">int</strong>[] articleRange,
<a name="134" href="#134">134</a>         <strong class="jxr_keyword">boolean</strong> onlyHeaders,
<a name="135" href="#135">135</a>         <strong class="jxr_keyword">int</strong> limit);
<a name="136" href="#136">136</a> 
<a name="137" href="#137">137</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> List loadArticleNumbers(<a href="../../../../../org/methodize/nntprss/feed/Category.html">Category</a> category);
<a name="138" href="#138">138</a> 
<a name="139" href="#139">139</a>     <em class="jxr_javadoccomment">/**</em>
<a name="140" href="#140">140</a> <em class="jxr_javadoccomment">     * Method loadArticleNumbers</em>
<a name="141" href="#141">141</a> <em class="jxr_javadoccomment">     * @param channel</em>
<a name="142" href="#142">142</a> <em class="jxr_javadoccomment">     * @return List</em>
<a name="143" href="#143">143</a> <em class="jxr_javadoccomment">     * </em>
<a name="144" href="#144">144</a> <em class="jxr_javadoccomment">     * Supports NNTP listgroup command</em>
<a name="145" href="#145">145</a> <em class="jxr_javadoccomment">     */</em>
<a name="146" href="#146">146</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> List loadArticleNumbers(<a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel);
<a name="147" href="#147">147</a> 
<a name="148" href="#148">148</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> saveItem(<a href="../../../../../org/methodize/nntprss/feed/Item.html">Item</a> item);
<a name="149" href="#149">149</a> 
<a name="150" href="#150">150</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> saveConfiguration(<a href="../../../../../org/methodize/nntprss/feed/ChannelManager.html">ChannelManager</a> channelManager);
<a name="151" href="#151">151</a> 
<a name="152" href="#152">152</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> saveConfiguration(<a href="../../../../../org/methodize/nntprss/nntp/NNTPServer.html">NNTPServer</a> nntpServer);
<a name="153" href="#153">153</a> 
<a name="154" href="#154">154</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> deleteExpiredItems(
<a name="155" href="#155">155</a>         <a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel,
<a name="156" href="#156">156</a>         Set currentItemSignatures);
<a name="157" href="#157">157</a> 
<a name="158" href="#158">158</a>     <em class="jxr_comment">/*<em class="jxr_comment"> (non-Javadoc)</em></em>
<a name="159" href="#159">159</a> <em class="jxr_comment">     * @see org.methodize.nntprss.feed.db.ChannelDAO#deleteItemsNotInSet(org.methodize.nntprss.feed.Channel, java.util.Set)</em>
<a name="160" href="#160">160</a> <em class="jxr_comment">     */</em>
<a name="161" href="#161">161</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> deleteItemsNotInSet(
<a name="162" href="#162">162</a>         <a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel,
<a name="163" href="#163">163</a>         Set itemSignatures);
<a name="164" href="#164">164</a> 
<a name="165" href="#165">165</a>     <em class="jxr_comment">/*<em class="jxr_comment"> (non-Javadoc)</em></em>
<a name="166" href="#166">166</a> <em class="jxr_comment">     * @see org.methodize.nntprss.feed.db.ChannelDAO#findNewItemSignatures(int, java.util.Set)</em>
<a name="167" href="#167">167</a> <em class="jxr_comment">     */</em>
<a name="168" href="#168">168</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> Set findNewItemSignatures(
<a name="169" href="#169">169</a>         <a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a> channel,
<a name="170" href="#170">170</a>         Set itemSignatures);
<a name="171" href="#171">171</a> 
<a name="172" href="#172">172</a> 	<strong class="jxr_keyword">boolean</strong> migrateHsql() {
<a name="173" href="#173">173</a> 		<strong class="jxr_keyword">boolean</strong> hsqlFound = false;
<a name="174" href="#174">174</a> 
<a name="175" href="#175">175</a> 		<em class="jxr_comment">// Check for nntp//rss v0.3 hsqldb database - if found, migrate...</em>
<a name="176" href="#176">176</a> 		Connection hsqlConn = <strong class="jxr_keyword">null</strong>;
<a name="177" href="#177">177</a> 		Statement stmt = <strong class="jxr_keyword">null</strong>;
<a name="178" href="#178">178</a> 		ResultSet rs = <strong class="jxr_keyword">null</strong>;
<a name="179" href="#179">179</a> 
<a name="180" href="#180">180</a> 		<strong class="jxr_keyword">try</strong> {
<a name="181" href="#181">181</a> 			Class.forName(<span class="jxr_string">"org.hsqldb.jdbcDriver"</span>);
<a name="182" href="#182">182</a> 			hsqlConn =
<a name="183" href="#183">183</a> 				DriverManager.getConnection(<span class="jxr_string">"jdbc:hsqldb:nntprssdb"</span>, <span class="jxr_string">"sa"</span>, <span class="jxr_string">""</span>);
<a name="184" href="#184">184</a> 
<a name="185" href="#185">185</a> 			<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="186" href="#186">186</a> 				log.info(<span class="jxr_string">"Migrating hsqldb to JDBC Database"</span>);
<a name="187" href="#187">187</a> 			}
<a name="188" href="#188">188</a> 
<a name="189" href="#189">189</a> 			<em class="jxr_comment">// Initialize database specific values</em>
<a name="190" href="#190">190</a> 			migrateInitializeDatabase();
<a name="191" href="#191">191</a> 
<a name="192" href="#192">192</a> 			stmt = hsqlConn.createStatement();
<a name="193" href="#193">193</a> 
<a name="194" href="#194">194</a> 			<strong class="jxr_keyword">try</strong> {
<a name="195" href="#195">195</a> 				rs = stmt.executeQuery(<span class="jxr_string">"SELECT * FROM config"</span>);
<a name="196" href="#196">196</a> 			} <strong class="jxr_keyword">catch</strong> (SQLException e) {
<a name="197" href="#197">197</a> 				<em class="jxr_comment">// Assume that hsqldb is not found...</em>
<a name="198" href="#198">198</a> 				<strong class="jxr_keyword">if</strong> (log.isEnabledFor(Priority.WARN)) {
<a name="199" href="#199">199</a> 					log.warn(
<a name="200" href="#200">200</a> 						<span class="jxr_string">"Exising hsqldb database not found, skipping migration"</span>);
<a name="201" href="#201">201</a> 				}
<a name="202" href="#202">202</a> 				<strong class="jxr_keyword">return</strong> hsqlFound;
<a name="203" href="#203">203</a> 			}
<a name="204" href="#204">204</a> 
<a name="205" href="#205">205</a> 			<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="206" href="#206">206</a> 				log.info(<span class="jxr_string">"Migrating system configuration..."</span>);
<a name="207" href="#207">207</a> 			}
<a name="208" href="#208">208</a> 
<a name="209" href="#209">209</a> 			<strong class="jxr_keyword">if</strong> (rs.next()) {
<a name="210" href="#210">210</a> 				ChannelManager channelManager =
<a name="211" href="#211">211</a> 					ChannelManager.getChannelManager();
<a name="212" href="#212">212</a> 				channelManager.setPollingIntervalSeconds(
<a name="213" href="#213">213</a> 					rs.getLong(<span class="jxr_string">"pollingInterval"</span>));
<a name="214" href="#214">214</a> 				channelManager.setProxyServer(rs.getString(<span class="jxr_string">"proxyServer"</span>));
<a name="215" href="#215">215</a> 				channelManager.setProxyPort(rs.getInt(<span class="jxr_string">"proxyPort"</span>));
<a name="216" href="#216">216</a> 				channelManager.setProxyUserID(rs.getString(<span class="jxr_string">"proxyUserID"</span>));
<a name="217" href="#217">217</a> 				channelManager.setProxyPassword(rs.getString(<span class="jxr_string">"proxyPassword"</span>));
<a name="218" href="#218">218</a> 				saveConfiguration(channelManager);
<a name="219" href="#219">219</a> 
<a name="220" href="#220">220</a> 				NNTPServer nntpServer = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/methodize/nntprss/nntp/NNTPServer.html">NNTPServer</a>();
<a name="221" href="#221">221</a> 				loadConfiguration(nntpServer);
<a name="222" href="#222">222</a> 				nntpServer.setContentType(rs.getInt(<span class="jxr_string">"contentType"</span>));
<a name="223" href="#223">223</a> 				nntpServer.setSecure(rs.getBoolean(<span class="jxr_string">"nntpSecure"</span>));
<a name="224" href="#224">224</a> 				saveConfiguration(nntpServer);
<a name="225" href="#225">225</a> 			}
<a name="226" href="#226">226</a> 
<a name="227" href="#227">227</a> 			rs.close();
<a name="228" href="#228">228</a> 			stmt.close();
<a name="229" href="#229">229</a> 
<a name="230" href="#230">230</a> 			<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="231" href="#231">231</a> 				log.info(<span class="jxr_string">"Finished migration system configuration..."</span>);
<a name="232" href="#232">232</a> 			}
<a name="233" href="#233">233</a> 
<a name="234" href="#234">234</a> 			<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="235" href="#235">235</a> 				log.info(<span class="jxr_string">"Migrating channel configuration..."</span>);
<a name="236" href="#236">236</a> 			}
<a name="237" href="#237">237</a> 
<a name="238" href="#238">238</a> 			rs = stmt.executeQuery(<span class="jxr_string">"SELECT * FROM channels"</span>);
<a name="239" href="#239">239</a> 			Map channelMap = <strong class="jxr_keyword">new</strong> TreeMap();
<a name="240" href="#240">240</a> 
<a name="241" href="#241">241</a> 			<strong class="jxr_keyword">while</strong> (rs.next()) {
<a name="242" href="#242">242</a> 				<strong class="jxr_keyword">int</strong> origId = rs.getInt(<span class="jxr_string">"id"</span>);
<a name="243" href="#243">243</a> 
<a name="244" href="#244">244</a> 				Channel channel =
<a name="245" href="#245">245</a> 					<strong class="jxr_keyword">new</strong> <a href="../../../../../org/methodize/nntprss/feed/Channel.html">Channel</a>(rs.getString(<span class="jxr_string">"name"</span>), rs.getString(<span class="jxr_string">"url"</span>));
<a name="246" href="#246">246</a> 				channel.setAuthor(rs.getString(<span class="jxr_string">"author"</span>));
<a name="247" href="#247">247</a> 				channel.setTitle(rs.getString(<span class="jxr_string">"title"</span>));
<a name="248" href="#248">248</a> 				channel.setLink(rs.getString(<span class="jxr_string">"link"</span>));
<a name="249" href="#249">249</a> 				channel.setDescription(rs.getString(<span class="jxr_string">"description"</span>));
<a name="250" href="#250">250</a> 				channel.setLastArticleNumber(rs.getInt(<span class="jxr_string">"lastArticle"</span>));
<a name="251" href="#251">251</a> 				channel.setCreated(rs.getTimestamp(<span class="jxr_string">"created"</span>));
<a name="252" href="#252">252</a> 				channel.setRssVersion(rs.getString(<span class="jxr_string">"rssVersion"</span>));
<a name="253" href="#253">253</a> 				channel.setExpiration(
<a name="254" href="#254">254</a> 					rs.getBoolean(<span class="jxr_string">"historical"</span>) ? Channel.EXPIRATION_KEEP : 0);
<a name="255" href="#255">255</a> 				channel.setEnabled(rs.getBoolean(<span class="jxr_string">"enabled"</span>));
<a name="256" href="#256">256</a> 				channel.setPostingEnabled(rs.getBoolean(<span class="jxr_string">"postingEnabled"</span>));
<a name="257" href="#257">257</a> 				channel.setParseAtAllCost(rs.getBoolean(<span class="jxr_string">"parseAtAllCost"</span>));
<a name="258" href="#258">258</a> 				channel.setPublishAPI(rs.getString(<span class="jxr_string">"publishAPI"</span>));
<a name="259" href="#259">259</a> 				channel.setPublishConfig(
<a name="260" href="#260">260</a> 					XMLHelper.xmlToStringHashMap(
<a name="261" href="#261">261</a> 						rs.getString(<span class="jxr_string">"publishConfig"</span>)));
<a name="262" href="#262">262</a> 				channel.setManagingEditor(rs.getString(<span class="jxr_string">"managingEditor"</span>));
<a name="263" href="#263">263</a> 				channel.setPollingIntervalSeconds(
<a name="264" href="#264">264</a> 					rs.getLong(<span class="jxr_string">"pollingInterval"</span>));
<a name="265" href="#265">265</a> 				addChannel(channel);
<a name="266" href="#266">266</a> 
<a name="267" href="#267">267</a> 				channelMap.put(<strong class="jxr_keyword">new</strong> Integer(origId), channel);
<a name="268" href="#268">268</a> 
<a name="269" href="#269">269</a> 				<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="270" href="#270">270</a> 					log.info(
<a name="271" href="#271">271</a> 						<span class="jxr_string">"Added Channel "</span>
<a name="272" href="#272">272</a> 							+ channel
<a name="273" href="#273">273</a> 							+ <span class="jxr_string">" (origId="</span>
<a name="274" href="#274">274</a> 							+ origId
<a name="275" href="#275">275</a> 							+ <span class="jxr_string">")"</span>);
<a name="276" href="#276">276</a> 				}
<a name="277" href="#277">277</a> 			}
<a name="278" href="#278">278</a> 
<a name="279" href="#279">279</a> 			stmt.close();
<a name="280" href="#280">280</a> 			rs.close();
<a name="281" href="#281">281</a> 
<a name="282" href="#282">282</a> 			<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="283" href="#283">283</a> 				log.info(<span class="jxr_string">"Finished migrating channel configuration..."</span>);
<a name="284" href="#284">284</a> 			}
<a name="285" href="#285">285</a> 
<a name="286" href="#286">286</a> 			<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="287" href="#287">287</a> 				log.info(<span class="jxr_string">"Migrating items..."</span>);
<a name="288" href="#288">288</a> 			}
<a name="289" href="#289">289</a> 
<a name="290" href="#290">290</a> 			<em class="jxr_comment">// Copy channel items...</em>
<a name="291" href="#291">291</a> 			Iterator channelIter = channelMap.entrySet().iterator();
<a name="292" href="#292">292</a> 			<strong class="jxr_keyword">int</strong> totalCount = 0;
<a name="293" href="#293">293</a> 			<strong class="jxr_keyword">while</strong> (channelIter.hasNext()) {
<a name="294" href="#294">294</a> 
<a name="295" href="#295">295</a> 				Map.Entry entry = (Map.Entry) channelIter.next();
<a name="296" href="#296">296</a> 
<a name="297" href="#297">297</a> 				<strong class="jxr_keyword">int</strong> channelOrigId = ((Integer) entry.getKey()).intValue();
<a name="298" href="#298">298</a> 				<strong class="jxr_keyword">int</strong> count = 0;
<a name="299" href="#299">299</a> 				<strong class="jxr_keyword">boolean</strong> moreResults = <strong class="jxr_keyword">true</strong>;
<a name="300" href="#300">300</a> 				Channel channel = (Channel) entry.getValue();
<a name="301" href="#301">301</a> 
<a name="302" href="#302">302</a> 				<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="303" href="#303">303</a> 					log.info(
<a name="304" href="#304">304</a> 						<span class="jxr_string">"Migrating items from channel "</span>
<a name="305" href="#305">305</a> 							+ channel.getName()
<a name="306" href="#306">306</a> 							+ <span class="jxr_string">" (origId="</span>
<a name="307" href="#307">307</a> 							+ channelOrigId
<a name="308" href="#308">308</a> 							+ <span class="jxr_string">")"</span>);
<a name="309" href="#309">309</a> 				}
<a name="310" href="#310">310</a> 
<a name="311" href="#311">311</a> 				<strong class="jxr_keyword">while</strong> (moreResults) {
<a name="312" href="#312">312</a> 					rs =
<a name="313" href="#313">313</a> 						stmt.executeQuery(
<a name="314" href="#314">314</a> 							<span class="jxr_string">"SELECT LIMIT "</span>
<a name="315" href="#315">315</a> 								+ count
<a name="316" href="#316">316</a> 								+ <span class="jxr_string">" 1000 * FROM items WHERE channel = "</span>
<a name="317" href="#317">317</a> 								+ ((Integer) entry.getKey()).intValue());
<a name="318" href="#318">318</a> 
<a name="319" href="#319">319</a> 					<strong class="jxr_keyword">int</strong> recCount = 0;
<a name="320" href="#320">320</a> 
<a name="321" href="#321">321</a> 					<strong class="jxr_keyword">while</strong> (rs.next()) {
<a name="322" href="#322">322</a> 						Item item = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/methodize/nntprss/feed/Item.html">Item</a>();
<a name="323" href="#323">323</a> 						item.setArticleNumber(rs.getInt(<span class="jxr_string">"articleNumber"</span>));
<a name="324" href="#324">324</a> 						item.setChannel(channel);
<a name="325" href="#325">325</a> 						item.setTitle(rs.getString(<span class="jxr_string">"title"</span>));
<a name="326" href="#326">326</a> 						item.setLink(rs.getString(<span class="jxr_string">"link"</span>));
<a name="327" href="#327">327</a> 						item.setDescription(rs.getString(<span class="jxr_string">"description"</span>));
<a name="328" href="#328">328</a> 						item.setComments(rs.getString(<span class="jxr_string">"comments"</span>));
<a name="329" href="#329">329</a> 						item.setDate(rs.getTimestamp(<span class="jxr_string">"dtStamp"</span>));
<a name="330" href="#330">330</a> 						item.setSignature(rs.getString(<span class="jxr_string">"signature"</span>));
<a name="331" href="#331">331</a> 
<a name="332" href="#332">332</a> 						<strong class="jxr_keyword">try</strong> {
<a name="333" href="#333">333</a> 							saveItem(item);
<a name="334" href="#334">334</a> 						} <strong class="jxr_keyword">catch</strong> (Exception e) {
<a name="335" href="#335">335</a> 							String msg =
<a name="336" href="#336">336</a> 								<span class="jxr_string">"Migration failed: Exception thrown while trying to save item "</span>
<a name="337" href="#337">337</a> 									+ item
<a name="338" href="#338">338</a> 									+ <span class="jxr_string">" in channel "</span>
<a name="339" href="#339">339</a> 									+ channel;
<a name="340" href="#340">340</a> 							log.fatal(msg, e);
<a name="341" href="#341">341</a> 							<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(msg);
<a name="342" href="#342">342</a> 						}
<a name="343" href="#343">343</a> 
<a name="344" href="#344">344</a> 						recCount++;
<a name="345" href="#345">345</a> 					}
<a name="346" href="#346">346</a> 
<a name="347" href="#347">347</a> 					<strong class="jxr_keyword">if</strong> (recCount &lt; 1000) {
<a name="348" href="#348">348</a> 						moreResults = false;
<a name="349" href="#349">349</a> 					}
<a name="350" href="#350">350</a> 
<a name="351" href="#351">351</a> 					stmt.close();
<a name="352" href="#352">352</a> 					rs.close();
<a name="353" href="#353">353</a> 
<a name="354" href="#354">354</a> 					count += recCount;
<a name="355" href="#355">355</a> 
<a name="356" href="#356">356</a> 					<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="357" href="#357">357</a> 						<strong class="jxr_keyword">if</strong> (moreResults) {
<a name="358" href="#358">358</a> 							log.info(
<a name="359" href="#359">359</a> 								<span class="jxr_string">"Migrating items... "</span>
<a name="360" href="#360">360</a> 									+ (totalCount + count)
<a name="361" href="#361">361</a> 									+ <span class="jxr_string">" items moved"</span>);
<a name="362" href="#362">362</a> 						}
<a name="363" href="#363">363</a> 					}
<a name="364" href="#364">364</a> 				}
<a name="365" href="#365">365</a> 
<a name="366" href="#366">366</a> 				channel.setTotalArticles(count);
<a name="367" href="#367">367</a> 				updateChannel(channel);
<a name="368" href="#368">368</a> 
<a name="369" href="#369">369</a> 				totalCount += count;
<a name="370" href="#370">370</a> 
<a name="371" href="#371">371</a> 				<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="372" href="#372">372</a> 					log.info(
<a name="373" href="#373">373</a> 						<span class="jxr_string">"Migrated "</span>
<a name="374" href="#374">374</a> 							+ count
<a name="375" href="#375">375</a> 							+ <span class="jxr_string">" items (total "</span>
<a name="376" href="#376">376</a> 							+ totalCount
<a name="377" href="#377">377</a> 							+ <span class="jxr_string">") for channel "</span>
<a name="378" href="#378">378</a> 							+ channel.getName());
<a name="379" href="#379">379</a> 				}
<a name="380" href="#380">380</a> 			}
<a name="381" href="#381">381</a> 
<a name="382" href="#382">382</a> 			<strong class="jxr_keyword">if</strong> (log.isInfoEnabled()) {
<a name="383" href="#383">383</a> 				log.info(<span class="jxr_string">"Finished migrating items. "</span> + totalCount + <span class="jxr_string">" items migrated."</span>);
<a name="384" href="#384">384</a> 			}
<a name="385" href="#385">385</a> 
<a name="386" href="#386">386</a> 			<em class="jxr_comment">// Shutdown hsqldb</em>
<a name="387" href="#387">387</a> 			stmt.execute(<span class="jxr_string">"SHUTDOWN"</span>);
<a name="388" href="#388">388</a> 			hsqlFound = <strong class="jxr_keyword">true</strong>;
<a name="389" href="#389">389</a> 		} <strong class="jxr_keyword">catch</strong> (Exception e) {
<a name="390" href="#390">390</a> 			<strong class="jxr_keyword">if</strong> (log.isEnabledFor(Priority.ERROR)) {
<a name="391" href="#391">391</a> 				log.error(<span class="jxr_string">"Exception thrown when trying to migrate hsqldb"</span>, e);
<a name="392" href="#392">392</a> 			}
<a name="393" href="#393">393</a> 			<strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(<span class="jxr_string">"Exception throws whent rying to migrate hsqldb "</span> + e.getMessage());
<a name="394" href="#394">394</a> 		} <strong class="jxr_keyword">finally</strong> {
<a name="395" href="#395">395</a> 			<strong class="jxr_keyword">try</strong> {
<a name="396" href="#396">396</a> 				<strong class="jxr_keyword">if</strong> (stmt != <strong class="jxr_keyword">null</strong>)
<a name="397" href="#397">397</a> 					stmt.close();
<a name="398" href="#398">398</a> 			} <strong class="jxr_keyword">catch</strong> (Exception e) {
<a name="399" href="#399">399</a> 			}
<a name="400" href="#400">400</a> 			<strong class="jxr_keyword">try</strong> {
<a name="401" href="#401">401</a> 				<strong class="jxr_keyword">if</strong> (rs != <strong class="jxr_keyword">null</strong>)
<a name="402" href="#402">402</a> 					rs.close();
<a name="403" href="#403">403</a> 			} <strong class="jxr_keyword">catch</strong> (Exception e) {
<a name="404" href="#404">404</a> 			}
<a name="405" href="#405">405</a> 			<strong class="jxr_keyword">try</strong> {
<a name="406" href="#406">406</a> 				<strong class="jxr_keyword">if</strong> (hsqlConn != <strong class="jxr_keyword">null</strong>)
<a name="407" href="#407">407</a> 					hsqlConn.close();
<a name="408" href="#408">408</a> 			} <strong class="jxr_keyword">catch</strong> (Exception e) {
<a name="409" href="#409">409</a> 			}
<a name="410" href="#410">410</a> 		}
<a name="411" href="#411">411</a> 
<a name="412" href="#412">412</a> 		<strong class="jxr_keyword">return</strong> hsqlFound;
<a name="413" href="#413">413</a> 	}
<a name="414" href="#414">414</a> 
<a name="415" href="#415">415</a> 	<strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> migrateInitializeDatabase() <strong class="jxr_keyword">throws</strong> Exception;
<a name="416" href="#416">416</a> }
</pre>
<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
</html>

